Window lock



FIG. 1 is a front elevation view of a window lock showing the newdesign;

FIG. 2 is a back elevation view thereof;

FIG. 3 is a left side elevation view thereof;

FIG. 4 is a right side elevation view thereof;

FIG. 5 is a top plan view thereof;

FIG. 6 is a bottom plan view thereof;

FIG. 7 is a top, front and left side perspective view thereof;

FIG. 8 is a bottom, back and left side perspective view thereof;

FIG. 9 is a top, front and left side perspective view thereof, shown inan opened configuration; and,

FIG. 10 is a left side elevation view thereof, shown in an openedconfiguration.

The broken lines depict portions of the window lock in which the designis embodied that form no part of the claimed design.

CLAIM The ornamental design for a window lock, as shown and described.